Table 4.

Alkaloids that are most antimicrobial.

Compound No.	Compound Name
91	(E)-2-(1-(2-([1,1′-biphenyl]-4-yl)-4-methylthiazol-5-yl)ethylidene)hydrazinecarboximidamide
124	2-(Cyclohexylamino)-1-(5-nitrothiophen-2-yl)-2-oxoethyl-5-amino-3-methyl-1,2-oxazole-4-carboxylate
125	2-(benzylamino)-1-(5-nitrothiophen-2-yl)- 2-oxoethyl-5-amino-3-methyl-1,2-oxazole-4-carboxylate
136	7-Methyl-3-(4-methyl-2-(methylamino)thiazol-5-yl)-5H-thiazolo[3,2-a]pyrimidin-5-one
137	2-(2-(1-(4-Bromophenyl)ethylidene)hydrazineyl)-N,4′-dimethyl-[4,5′-bithiazol]-2′-amine
138	2-(2-(1-(4-(4-Chlorophenyl)-5-imino-4,5-dihydro-1,3,4-thiadiazol-2-yl)ethylidene)-hydrazineyl)-N,4′-dimethyl-[4,5′-bithiazol]-2′-amine
163	2-{2-[(2-Chloroquinolin-3-yl)methylene]hydrazinyl} acetonitrile
164	6-(2-Chloroquinolin-3-yl)-4-(4-aminophenyl) pyrimidin-2(1H )-one
191	(2S)-2-Amino-3-(1-(((E)-2-benzylidenehydrazinyl)(furan-2-yl)methyl)-1H-imidazol-4-yl)propanoic acid
193	(2S)-2-Amino-3-(1-(((E)-2-benzylidenehydrazinyl)-(4-hydroxyphenyl)methyl)-1H-imidazol-4-yl)propanoic acid
205	(2S)-2-Amino-3-(1-((E)-1-((E)-2-benzylidenehydrazinyl)-3,7-dimethylocta-2,6-dien-1-yl)-1H-imidazol-4-yl)propanoic acid
206	(2S)-2-Amino-3-(1-(((E)-2-benzylidenehydrazinyl)(pyridin-4-yl)methyl)-1H-imidazol-4-yl)propanoic acid
207	(2S)-2-Amino-3-(1-(((E)-2-benzylidenehydrazinyl)(4-chlorophenyl)methyl)-1H-imidazol-4-yl)propanoic acid
224	Ptilomycalin A